/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */


import java.io.IOException;
import java.io.PrintWriter;
import java.util.Random;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Sanchit Garg
 */
@WebServlet(name="StudentReg", urlPatterns={"/StudentReg"})
public class StudentReg extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");

       
       // try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet StudentReg</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet StudentReg at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
            */
       /* } finally {
            //out.close();
        }*/
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
   
    public void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
        PrintWriter pw=response.getWriter();
            Database_access ob = null;
            
           try{
               ob = new Database_access();
            
             String name = request.getParameter("StudentName");
            String rollno = request.getParameter("Rollno");
            String mobno = request.getParameter("MobileNo");
            Random r= new Random();
		 
		 int k=r.nextInt(8999);
		 
		 int pin= (k+1000);
           
             ob.StudentReg(name, mobno,pin,rollno);

             pw.println("You have been successfully registered. The pin for accessing IVRS has been mailed to your email id. Thankyou!");
        } catch (Exception ex) {
             pw.println("failed");
             

            Logger.getLogger(StudentReg.class.getName()).log(Level.SEVERE, null, ex);

        }
            pw.close();

           
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
